Can anyone recommend a currently manufactured EL34 that actually meets the original spec (800v plate, 500v screen)?
I'm working on a HIWATT...
13 results in 0.0024 seconds.
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Carvin mts3200 problem
Hi, i,m from Perú and i have some issue with my head carvin mts3200; i was using it normaly( no problems or issues) so then yesterday we had a rehersal... -
help!, i owne a carvin mts 3200
I bought a carvin mts3200 head and it came with 3 el34 and 1 6l6 mesaboogie in the socket v9-6l6gc, I did not realize that when I bought it, I have it in... -
JCM800 Bias Help
Hi everyone,
I am attempting to bias my 1983 JCM800 4104 combo for the first time. I set my multimeter to DC mA and connected it to a bias... -
Bias supply Problem, NOT TYPICAL
Hey, I'm building a 50W two el34's and I have Power transformer that doesn't have a bias winding, just a standard high voltage 290-0-290. So I used a standard... -
Marshall 18watt, el34's
Hey guys. I built a Marshall single channel 18watt clone, but I built it with el 84's. Now I found Transformers that should work. The OT works fine, and I'm... -
Groove Tubes Marshall distortion Confusion!! lol.
Whats up guys I have a Rivera Knucklhead K100 amp that I want to put new tubes in. I ordered a couple of EL34 Groove Tubes gold series from ebay and they... -
Help! Bias Confusion!
Hi All,
Something's got me really stumped on my bench and I'm hoping some of you can help me out.
I'm working on an Earth G2000... -
Single Ended 6V6/EL34/KT66/6550/KT88 Amp
Finished my second "PriestyAMP" project, a single ended amp based on a Blackface Champ aa764. It has the following design features I incorporated:...Last edited by priesty; 06-06-2010, 11:07 PM. -
Power amp design from scratch
Hi all
I'm trying to design a power amp section for an amp I am building and am struggling to find sources on the topic that explain why every value... -
JCM800 6550 tube substitution and fuses
I picked up a JCM800 2204 with a pair of 6550 tubes. One of the tubes is bad. I have several matched EL34 tubes in stock so I am wondering if I can substitute...Last edited by misterc57; 06-30-2009, 12:34 AM. -
Really hot grid resistors!??
Hey All,
Wanted to post an issue I've been having here that I can't seem to figure out. I'm near then end of a total re-build on this amp... -
about EL34 bias Voltage in class A
EL34 Class A amp, How many is it bias Voltage. ? if it is -14 votlage, the bias Resistor maybe only 100 ohm. same time it's outpower only 2-3 w.
